| 000 | 00336nam a2200145Ia 4500 | ||
|---|---|---|---|
| 100 | _aMisra, Arun | ||
| 020 | _a81-85475-10-5 | ||
| 365 | _b150 | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 | _aPerformance discrepancy of science teachers | ||
| 260 |
_aDelhi _bKanishka Publishing House _c1991 |
||
| 082 | _a375.5 | ||
| 300 |
_bHb _ax,2,144 |
||
| 999 |
_c416829 _d416829 |
||
| 041 | _aeng | ||